← Static electricity: comb and paper bits lesson New set →

Static Electricity Experiment Worksheet

Science experiments lesson 21: Static electricity: comb and paper bits · Set 103 · 40 questions
TalentJR

What you do (Rub and charge): 1. Tear a sheet of paper into tiny bits on a table. 2. Comb dry, clean hair quickly 10 times. 3. Hold the comb just above the paper bits and watch. 4. Try again with 20 combs, and count the bits each time.

NameDateTime takenScore ___ / 40
  1. 1.⚡ Which of these does not move to a charged comb? (a) puffed rice (b) a thin water stream (c) tiny paper bits (d) a steel spoon
  2. 2.🧺 Do we need vinegar for the static comb? (a) needed (b) not needed
  3. 3.True or false: vinegar is needed for the static comb. (a) True (b) False
  4. 4.🛟 Static from a comb is safe. Which electricity must children never play with? (a) a rubbed plastic comb (b) a rubbed balloon (c) plug points at home (d) paper bits on a comb
  5. 5.🧺 Which of these is needed for the static comb? (a) a battery cell (b) a mirror (c) a balloon (d) yeast
  6. 6.True or false: dry hair is not needed for the static comb. (a) False (b) True
  7. 7.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) dry hair (b) a balloon (c) tiny paper bits (d) turmeric powder
  8. 8.⚡ A rubbed comb is held near a steel spoon. What happens? (a) jumps to the comb (b) does not move
  9. 9.True or false: dry hair jumps to a charged comb. (a) True (b) False
  10. 10.True or false: yeast is needed for the static comb. (a) False (b) True
  11. 11.🧺 Do we need tiny paper bits for the static comb? (a) needed (b) not needed
  12. 12.🧺 Do we need a balloon for the static comb? (a) needed (b) not needed
  13. 13.🧺 Which of these is needed for the static comb? (a) a mirror (b) yeast (c) dry hair (d) a magnet
  14. 14.True or false: dry hair does not move to a charged comb. (a) False (b) True
  15. 15.🧺 Do we need a battery cell for the static comb? (a) needed (b) not needed
  16. 16.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “the paper bit size”? (a) we change it (b) we measure it (c) we keep it the same
  17. 17.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? Which of these is what we measure? (a) distance to the paper (b) the same hair (c) paper bits picked up (d) the same comb
  18. 18.⚡ A rubbed comb is held near a heavy book. What happens? (a) jumps to the comb (b) does not move
  19. 19.True or false: a thin water stream does not move to a charged comb. (a) False (b) True
  20. 20.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “distance to the paper”? (a) we change it (b) we measure it (c) we keep it the same
  21. 21.🔮 Predict: a charged comb is held near a thin stream of tap water. What happens? (a) nothing at all (b) the water stops (c) the stream bends (d) the water freezes
  22. 22.True or false: a balloon is not needed for the static comb. (a) False (b) True
  23. 23.True or false: puffed rice jumps to a charged comb. (a) True (b) False
  24. 24.⚡ You comb dry hair and hold the comb near tiny paper bits. What happens? (a) they turn blue (b) nothing happens (c) they turn wet (d) the bits jump to it
  25. 25.True or false: a battery cell is needed for the static comb. (a) False (b) True
  26. 26.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? True or false: the paper bit size is the one thing we change. (a) False (b) True
  27. 27.True or false: a mirror is not needed for the static comb. (a) False (b) True
  28. 28.⚡ Which of these jumps to a charged comb? (a) a pebble (b) a thin water stream (c) a heavy book (d) a steel spoon
  29. 29.True or false: a plastic comb is not needed for the static comb. (a) True (b) False
  30. 30.True or false: a pebble jumps to a charged comb. (a) True (b) False
  31. 31.⚡ Which of these does not move to a charged comb? (a) thermocol bits (b) a thin water stream (c) a heavy book (d) tiny paper bits
  32. 32.⚡ A rubbed comb is held near a brick. What happens? (a) does not move (b) jumps to the comb
  33. 33.⚡ Which big natural spark is caused by static electricity? (a) the wind (b) lightning (c) a rainbow (d) dew
  34. 34.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) tiny paper bits (b) a plastic comb (c) a magnet (d) a balloon
  35. 35.⚖️ Fair test — does rubbing the comb more times pick up more paper bits? What do we do with “paper bits picked up”? (a) we change it (b) we measure it (c) we keep it the same
  36. 36.⚡ Which of these jumps to a charged comb? (a) a steel spoon (b) dry hair (c) a heavy book (d) a brick
  37. 37.🧺 Do we need a plastic comb for the static comb? (a) needed (b) not needed
  38. 38.🛟 There is lightning outside. Where is it safest to be? (a) in an open field (b) indoors (c) on a rooftop (d) under a tall tree
  39. 39.⚡ A rubbed comb is held near a pebble. What happens? (a) does not move (b) jumps to the comb
  40. 40.🧺 Three of these are needed for the static comb. Which one is NOT needed? (a) a plastic comb (b) tiny paper bits (c) dry hair (d) a battery cell

Answer key

  1. a steel spoon
  2. not needed
  3. False
  4. plug points at home
  5. a balloon
  6. False
  7. turmeric powder
  8. does not move
  9. True
  10. False
  11. needed
  12. needed
  13. dry hair
  14. False
  15. not needed
  16. we keep it the same
  17. paper bits picked up
  18. does not move
  19. False
  20. we keep it the same
  21. the stream bends
  22. False
  23. True
  24. the bits jump to it
  25. False
  26. False
  27. True
  28. a thin water stream
  29. False
  30. False
  31. a heavy book
  32. does not move
  33. lightning
  34. a magnet
  35. we measure it
  36. dry hair
  37. needed
  38. indoors
  39. does not move
  40. a battery cell

Free science experiments lessons, practice and worksheets at talentjr.in/science-experiments-for-kids